vcswatch reports that
this package seems to have new commits in its VCS but has
not yet updated debian/changelog. You should consider updating
the Debian changelog and uploading this new version into the archive.

The Vcs URL git://anonscm.debian.org/pkg-ruby-extras/ruby-warden.git is deprecated/defunct, https://anonscm.debian.org/git/pkg-ruby-extras/ruby-warden.git was tried instead. Please update the Vcs field in debian/control.